i wrote the function and it works but it doesn't return the right answer in large random numbers i used someone else answer in another site and still the same problem it works with normal numbers but when it gets big numbers it doesn't work is it my problem or this one is broken too ?

Tests
Sample tests
(10 of 10 Assertions)
Random tests
(500 of 500 Assertions)
Performance tests
STDERR
Execution Timed Out (12000 ms)
it is only 2 lines of code which contain a for loop and converting s1 to a list how does that take 12 seconds everything works find in pycharm

every time i look answers like this i learn something